grml-terminalserver-config

#!/bin/sh
# Filename:      terminalserver-config
# Purpose:       configuration program for grml-terminalserver
# Authors:       grml-team (grml.org), (c) Michael Gebetsroither <gebi@grml.org>
# Bug-Reports:   see http://grml.org/bugs/
# License:       This file is licensed under the GPL v2.
# Latest change: Don Nov 16 14:39:51 CET 2006 [mika]
################################################################################


###
### __INCLUDES
###
. /etc/grml/sh-lib
#. /etc/grml/sysexits-sh



###
### __VARIABLES
###

verbose_=0

# this file holds all variable definitions
SHARED_PROG_VARS_="/usr/share/grml-terminalserver/shared_prog_vars"
isExistent $SHARED_PROG_VARS_ die
. $SHARED_PROG_VARS_

# variables used in the config file for grml-terminalserver
INTERFACE_=""
IP_=""
NETMASK_=""
GW_=""
NAMESERVERS_=""
IPRANGE_FROM_=""
IPRANGE_TO_=""
NETWORK_=""
OPTIONS_=""
BOOT_ARGS_=""
NAT_INTERFACE_=""


###
### __FUNCTIONS
###

function printUsage
{
  cat <<EOT
Usage: "$PROG_NAME__" [OPTIONS] <command>

$PROG_NAME__ is the config program for the terminalserver coming with grml.

COMMANDS:

   help             This help text
   interactive      Interactive Configuration of the grml-terminalserver
   grubConf         Configure grub and create boot-image (for non-PXE NICs)
   grubConfWrite    Configure grub and write image to floppy disk
   grubWrite        Write compiled grub-image to floppy disk
   grubMultiWrite   batchwrite grub-image to floppy disk
   initrd           Only create the initrd
   clean            Remove all configfiles created during user configuration
   <default>        interactive mode

OPTIONS:
   -v               verbose (show what is going on, v++)
   -h               this help text

EOT
}


function writeConfig
{
  local date_=""

  if [ -f $CONF_FILE_ ]; then
    mv -fb $CONF_FILE_ ${CONF_FILE_}-old
  fi

  date_=`date`
  cat <<EOT > $CONF_FILE_
# GRML TERMINAL-SERVER CONFIG
# created on "$date_"
INTERFACE_="$INTERFACE_"
IP_="$IP_"
NETWORK_="$NETWORK_"
NETMASK_="$NETMASK_"
GW_="$GW_"
NAMESERVERS_="$NAMESERVERS_"
IPRANGE_FROM_="$IPRANGE_FROM_"
IPRANGE_TO_="$IPRANGE_TO_"
OPTIONS_="$OPTIONS_"
BOOT_ARGS_="$BOOT_ARGS_"
NAT_INTERFACE_="$NAT_INTERFACE_"

EOT
  notice "config successfully safed to \"$CONF_FILE_\""
}


# AUTOMATIC CONFIGURATION  {{{
function checkParamArg
{
  local param_name="$1"
  local arg="$2"

  #eval "echo $`echo $test`"
  echo $arg |grep "^[-|+]" &>/dev/null || return

  die "Argument from $param_name looks like another parameter \"$arg\"" 1
}

function actionAutoconf
{
  checkParamArg "-i" "$interface_"
}
# }}}


# INITRD {{{

function actionMkInitrd
{
  echo -n "Creating initrd $PATH_/minirt26.gz: "
  isExistent "$PATH_/minirt26.gz" && echo && echo "$PATH_/minirt26.gz exists already, skipping initrd creation" && return 0
  mkInitrd
  echo done
}

function mkInitrd
{
  TMP_DIR_=`mktemp -td terminalserver_initrd.XXXXXX`
  local i=''
  local tmp_loopname=''

  # copying original initrd into $INITRD
  execute "rm -r $INITRD_" 2>/dev/null
  execute "cp $ORIGINAL_INITRD_ $TMP_DIR_/minirt26.gz" warn || return 1
  execute "mkdir -p $INITRD_" warn || return 1
  execute "mkdir -p $PATH_/mini-root.orig" warn || return 1
  execute "gunzip $TMP_DIR_/minirt26.gz" warn || return 1
  tmp_loopname=`findNextFreeLoop die`
  execute "mount -o loop=$tmp_loopname $TMP_DIR_/minirt26 $PATH_/mini-root.orig " warn || return 1
  execute "cp -a $PATH_/mini-root.orig/* $INITRD_" warn || return 1
  execute "umount $PATH_/mini-root.orig" warn || return 1
  losetup -d $tmp_loopname &>/dev/null
  tmp_loopname=''
  execute "rmdir $PATH_/mini-root.orig" warn || return 1
  execute "rm $TMP_DIR_/minirt26" warn || return 1

  # implanting my initrd changes into the original initrd

  # copy programs, check if there are already links with this name to busybox
  for i in $USR_SHARE_/timeout $USR_SHARE_/discover* $USR_SHARE_/udhcpc $USR_SHARE_/udhcp-config.sh $USR_SHARE_/cdir $USR_SHARE_/rdir /usr/bin/ldd ;do
    tmp_name_="${i##*/}"
    isNotExistent "$INITRD_/static/$tmp_name_" eprint || execute "rm $INITRD_/static/$tmp_name_"
    cp $i "$INITRD_/static/$tmp_name_"
  done
  cp $USR_SHARE_/linuxrc $INITRD_/
  mkdir -p $INITRD_/mylib
  mkdir -p $INITRD_/myusr/i386-uclibc-linux/lib
  for i in libdl libc libuClibc ld-uClibc; do
    cp -a $UCLIBC_PATH_/$i*.so* $INITRD_/myusr/i386-uclibc-linux/lib
  done

  # copy data files for discover (discover-data)
  mkdir -p $INITRD_/mylib/discover
  cp /lib/discover/list.xml /lib/discover/pci-*.xml $INITRD_/mylib/discover/

  #
  # which modules should i put into the ramdisk
  #

  # get cards detected by discover
  if [ -f /lib/discover/pci.lst ] ; then
    isNotExistent $CARDS_DETECTED_BY_DISCOVER && awk '/ethernet/{print $3}' /lib/discover/pci.lst |sort |uniq > $CARDS_DETECTED_BY_DISCOVER
  else # newer discover does not provide /lib/discover/pci.lst, get a list of all network drivers therefore
    isNotExistent $CARDS_DETECTED_BY_DISCOVER && \
    # find *all* network drivers, but do not include wlan/pcmcia/... related ones
    # blacklist: proteon and depca as they seem to cause problems with udevsettle
    find /lib/modules/`uname -r`/kernel/drivers/net/ -name \*.ko | grep -v 'wireless\|wan\|hamradio\|wlan\|ppp\|irda\|pcmcia\|depca\|proteon' | \
         sed 's#.*./## ; s#\.ko##' | sort | uniq > $CARDS_DETECTED_BY_DISCOVER
    # find the ones supported by discover
    # for mod in `grep "name'>.*</data>" /lib/discover/pci-device.xml | sed "s#.*name'>## ; s#</data>##" | sort -u`; do
    #     find /lib/modules/${KERNEL_VERSION_}/kernel/drivers/net -name ${mod}.ko | sed 's#.*./## ; s#\.ko##' >> $CARDS_DETECTED_BY_DISCOVER
    # done
  fi

  local modules="`cat $CARDS_DETECTED_BY_DISCOVER |xargs` af_packet"
  local modules_dep=""

  # get paths of modules + paths of all dependent modules
  echo -n "" >"$TMP_"
  for i in $modules; do
    tmp_=`awk -F: '{if($1~/'"$i".ko'/) {print $0}}' $MODULES_PATH_/$KERNEL_VERSION_/modules.dep`
    echo "${tmp_%%:*}"
    # FIXME ugly sed hack :(
    echo "${tmp_#*:}" | xargs -n1 echo | sed 's/://'
  done \
  | sort | uniq | while read module relax; do
    if [ -n "$module" ]; then
      echo "$module" >> $TMP_
    fi
  done

  # copy modules + dependend modules into ramdisk
  local mod_path_="$INITRD_/mylib/modules/$KERNEL_VERSION_"
  local tmp_dst_path_="$mod_path_/kernel"
  mkdir -p $tmp_dst_path_
  cat $TMP_ |sort |uniq |while read module; do
    local tmp_path=${module#*/kernel/}
    tmp_path=$tmp_dst_path_/${tmp_path%/*.ko}
    local module_path=$tmp_path/${module##/*/}

    isNotExistent "$tmp_path" dprint && mkdir -p "$tmp_path"
    isNotExistent "$module_path" dprint && cp "$MODULES_PATH_ROOT_DIFF_/$module" "$module_path"
  done

  # copying additional modules
  for i in fs/nfs/nfs.ko net/sunrpc/sunrpc.ko fs/lockd/lockd.ko net/packet/af_packet.ko; do
    local tmp_path="$tmp_dst_path_/${i%/*}"
    mkdir -p $tmp_path
    cp $MODULES_PATH_/$KERNEL_VERSION_/kernel/$i "$tmp_path"
  done

  # generate modules.dep
  cp $MODULES_PATH_/$KERNEL_VERSION_/modules.dep $mod_path_
  #grep "^\/lib\/modules\/$KERNEL_VERSION_\/kernel\/" $MODULES_PATH_/$KERNEL_VERSION_/modules.dep |\
  #  sed "s/\/lib\/modules\/$KERNEL_VERSION_\/kernel\//\/modules\//g" > $mod_path_/modules.dep

  # put everything into the new initrd
  local tmp_size=`du -s $INITRD_ |awk '{print $1}'`   # in kB
  let tmp_size=$tmp_size+1000
  if (( $tmp_size >= 16000 )); then
    warn "Your initrd is $tmp_size kByte large => TOO BIG (should be <= 16000kB)"
    warn "Please remove a few modules from $CARDS_DETECTED_BY_DISCOVER or edit $INITRD_ manually"
    return 1
  fi

  execute "dd if=/dev/zero of=$TMP_DIR_/minirt26 bs=${tmp_size}k count=1 &>/dev/null" warn || \
    warn "could not create filesystem image"

  tmp_loopname=`findNextFreeLoop die`
  execute "losetup $tmp_loopname $TMP_DIR_/minirt26" die
  execute "mke2fs -L \"GRML NETINIT\" -b 1024 -N 8192 -O none -F -q -m 0 $tmp_loopname" warn

  execute "mkdir $PATH_/minirt26_mountp" warn
  execute "mount $tmp_loopname $PATH_/minirt26_mountp" warn
  execute "cp -a $INITRD_/* $PATH_/minirt26_mountp" warn
  execute "umount $PATH_/minirt26_mountp" warn
  execute "losetup -d $tmp_loopname &>/dev/null" warn
  execute "rmdir $PATH_/minirt26_mountp" warn
  execute "gzip -9 $TMP_DIR_/minirt26" warn
  execute "rm -r $INITRD_" warn
  execute "mv $TMP_DIR_/minirt26.gz $PATH_"
  execute "rm -fr $TMP_DIR_"
}
# }}}


# INTERACTIVE CONFIGURATION  {{{

function actionInteractive
{
  local i=""

  dprint "running in interactive mode"

  local card_title_="Choose network device connected to client network"
  local card_message_="Available network devices:"
  local iprange_title_="IP Address range for clients"
local iprange_message_="
Please enter the desired IP-Range of addresses that should be allocated by clients, separated by a single space.

Example:
          192.168.0.101 192.168.0.200

for addresses from 192.168.0.101 to (and including) 192.168.0.200.

"
  local runconfig_title_="Networkcard config"
  local runconfig_message_="Would you like to configure your interfaces now?"
  local grub_title_="Grub configuration"
  local grub_message_="Do you have any NON-PXE network cards you would like to boot from?"

  # on witch interfaces should we listen
  local netdevices_="$(cat /proc/net/dev | awk -F: '/eth.:|tr.:/{print $1}')"
  local device_list_=""
  for INTERFACE_ in $netdevices_; do device_list_="$device_list_ ${INTERFACE_} Networkcard_${INTERFACE_##eth}"; done
    echo -n "" >"$TMP_"
    $DIALOG_ --backtitle "$BACK_TITLE_" --title "$card_title_" --menu "$card_message_" \
      0 0 18 $device_list_ 2>"$TMP_" || warn "could not get network-interface"
  INTERFACE_="$(<$TMP_)" ; echo -n "" >"$TMP_"

  while true; do
    IP_=`netGetIp "$INTERFACE_" warn`
    NETMASK_=`netGetNetmask "$INTERFACE_" warn`
    netValidIp "$IP_" warn && break
    $DIALOG_ --backtitle "$BACK_TITLE_" --title "$runconfig_title_" --yesno "$runconfig_message_" 18 45 && \
      netcardconfig || die "Could not get interface" $?
  done

  IPRANGE_FROM_=`execute "ipcalc -nb $IP_/$NETMASK_" warn |awk '/HostMin/{print $2}'`
  IPRANGE_TO_=`execute "ipcalc -nb $IP_/$NETMASK_" warn |awk '/HostMax/{print $2}'`
  NETWORK_=`execute "ipcalc -nb $IP_/$NETMASK_" warn |awk '/Network:/{print $2}'`
  NETWORK_=${NETWORK_%/*}
  local iprange_=""
  while [ -z "$IPRANGE_FROM_" -o -z "$IPRANGE_TO_" -o -z "$iprange_" ]; do
    iprange_="$IPRANGE_FROM_ $IPRANGE_TO_"
    echo -n "" >"$TMP_"
    $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$iprange_title_ ($INTERFACE_=$IP_/$NETMASK_)" \
      --inputbox "$iprange_message_" 18 75 "$iprange_" 2>"$TMP_" || die "problems getting network range" $?

    iprange_="$(<$TMP_)"
    IPRANGE_FROM_="${iprange_%% *}"
    IPRANGE_TO_="${iprange_##* }"

    for i in "$IPRANGE_FROM_" "$IPRANGE_TO_"; do
      netValidIp "$i" warn || iprange_=""
    done
  done

  NAMESERVERS_=`netGetNameservers warn`
  GW_=`netGetDefaultGateway warn`
  GW_DEV_=`/sbin/ip route get "$GW_" | awk '{ print $3; exit; }'`
  if [ "$GW_DEV_" != "$INTERFACE_" ]; then
    # GW_DEV_ of server is not the same device as the one serviced by dhcpd
    # so it doesn't make sense to provide the GW_ address to the clients
    local do_nat_="YES"
    local do_nat_title_="Network Address Translation"
    local do_nat_message_="
Do you want to set up NAT so that clients booting from this
grml-terminalserver can use this machine also as gateway to
the internet?"

    $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$do_nat_title_" --yesno "$do_nat_message_" 15 75 || \
      do_nat_="NO"
    if [ "$do_nat_" = "YES" ]; then
      # user wants NAT, we give the clients the server address as
      # gateway as well
      GW_="$IP_"
      NAT_INTERFACE_="$GW_DEV_"
    else
      # no NAT, no sensible gateway
      GW_=
      NAT_INTERFACE_="none"
    fi
  else
    # no NAT, no sensible gateway
    GW_=
    NAT_INTERFACE_="none"
  fi


  # grub
  echo -n "" >"$TMP_"
  local grub_write_="YES"
  $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$grub_title_" --yesno "$grub_message_" 5 75 && \
    grubConfig || grub_write_="NO"


  # get options
  #local OPT_IPTABLES_="yes"
  #local OPT_SSH_="yes"
  #local OPT_DISTCC_="yes"
  #local OPT_SQUID_=""

  local OPTIONS_TITLE_="Options"
  local OPTIONS_MESSAGE_="Please give the appropriate options you want the clients to use:

grml2hd   - Make a non-interactive remote installation



"
#  local OPTIONS_MESSAGE_="Please give the appropriate options you want the clients to use:
#
#iptables  - Only the server should be able to access the clients
#ssh       - A ssh-key will be created on the server and distributed to the clients
#distcc    - You want to use the clients as compile-farm (ssh options recommned)
#
#"

  local OPT_IPTABLES_DESC_="Start iptables on the clients"
  local OPT_SSH_DESC_="Start ssh on the clients"
  local OPT_DISTCC_DESC_="Start distcc on the clients"
  local OPT_GRML2HD_DESC_="Remote install grml on the network clients"
  # dialog options (enable if implemented)
  #iptables "$OPT_IPTABLES_DESC_" off \
  #ssh "$OPT_SSH_DESC_" off \
  #distcc "$OPT_DISTCC_DESC_" off \
  echo -n "" >"$TMP_"
  $DIALOG_ --clear --separate-output --backtitle "$BACK_TITLE_" --title "$OPTIONS_TITLE_" --checklist "$OPTIONS_MESSAGE_" 25 80 10 \
  grml2hd "$OPT_GRML2HD_DESC_" off \
    2>$TMP_ || die "could not get terminalserver options" $?
  while read tmp_option_; do
    OPTIONS_="$OPTIONS_ $tmp_option_"
  done <$TMP_

  # parse options
  for i in $OPTIONS_; do
    case "$i" in
      grml2hd)  optGrml2Hd || return 1 ;;
    esac
  done

  echo -n "" >"$TMP_"
  local OPTIONS_BOOTARG_MESSAGE_="Here you can add additional boot arguments for the clients seperated by spaces:

Quite usefull examples:

ssh=<pw>              - Start ssh server and set password of user grml to pw
services=<1,2,3>      - Execute /etc/init.d/{1,2,3} start
console=ttyS0,9600n8  - Initialise seriell console
secure                - Boot only restricted clients (without root permissions)
startx                - Boot into X (should be used with secure)


"
  $DIALOG_ --clear --no-collapse --backtitle "$BACK_TITLE_" --title "$OPTIONS_TITLE_" --inputbox "$OPTIONS_BOOTARG_MESSAGE_" 0 0\
    2>$TMP_ || die "problems getting additional boot arguments"
  BOOT_ARGS_="$BOOT_ARGS_ $(<$TMP_)"

  writeConfig
  if [ $grub_write_ == "YES" ]; then
    grubWrite
  fi
  actionMkInitrd
  notice "GRML terminalserver successfully configured"
}
# }}}

# OPTIONS GETTING DIALOG {{{
function optGrml2Hd
{
  local GRML2HD_TITLE_='Grml2hd options dialog'
  local tmp_=''
  local options_='BOOT_IMAGE=grml2hd'

  # get partition to install grml2hd on
  OPTIONS_PARTITION_MSG_='Please give me the target partition where to install grml'
  PARTITION_TITLE_='Partition selection'
  echo -n "" >"$TMP_"
  $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$PARTITION_TITLE_" --inputbox \
    "$OPTIONS_PARTITION_MSG_" 0 75 '/dev/hda1' 2>$TMP_ || die "problems getting partition"
  tmp_="partition=$(<$TMP_)"
  options_="$options_ $tmp_"

  # get filesystem type
  OPTION_FS_TYPE_='Please give me the filesystem type'
  FS_TITLE_='Filesystem selection'
  echo -n "" >"$TMP_"
  $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$FS_TITLE_" --inputbox \
  "$OPTION_FS_TYPE_" 0 75 'ext3' 2>$TMP_ || die "problems getting filesystem type"
  tmp_="filesystem=$(<$TMP_)"
  options_="$options_ $tmp_"

  # get where to save mbr
  OPTION_MBR_='Please give me the location where to save the mbr'
  MBR_TITLE_='Select location of mbr'
  echo -n "" >"$TMP_"
  $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$MBR_TITLE_" --inputbox \
    "$OPTION_MBR_" 0 75 '/dev/hda' 2>$TMP_ || die "problems getting location where to write mbr"
  tmp_="mbr=$(<$TMP_)"
  options_="$options_ $tmp_"

  # get first user
  OPTION_USER_='Who should be the first user on the system'
  USER_TITLE_='User selection'
  echo -n "" >"$TMP_"
  $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$USER_TITLE_" --inputbox \
    "$OPTION_USER_" 0 75 'grml' 2>$TMP_ || die "problems getting first user of system"
  tmp_="user=$(<$TMP_)"
  options_="$options_ $tmp_"

  BOOT_ARGS_="$options_"
}
#}}}

# GRUB CONFIG  {{{
function grubConfig
{
  local tmp_=`mktemp -td terminalserver_grub.XXXXXX` || warn "could not create tmp file for grubConfig"
  if [ -z "$tmp_" ]; then return 1; fi

  grubConfigWork $tmp_
  local ret_=$?
  execute "rm -rf $tmp_" warn

  return $ret_
}

function grubConfigWork
{
  local tmp_="$1"

  local grub_title_="Grub configuration"
  local grub_nic_message_="
Give me the types of network cards you would want to boot from.
If you networkcard is already listed press <OK>!

WARNING: DON't add all NIC's, grub could possibly stop working!!"
  local nics_=""

  while read module_ desc_ mode_; do
    nics_="$nics_ $module_ $desc_ $mode_"
  done < $GRUB_NIC_CONF_

  echo -n "" >$TMP_
  local cmd_line_=""
  $DIALOG_ --clear --separate-output --backtitle "$BACK_TITLE_" --title "$grub_title_" --checklist \
    "$grub_nic_message_" 10 70 0 $nics_ 2>$TMP_
  local ret_=$?
  if [[ $ret_ -ne 0 || `wc -l <$TMP_` -eq 0 ]]; then
    echo $ret_
    warn "you should give me your specified NICs but didn't => DEFAULT will be used"
    awk '/ on$/{print $1}' $GRUB_NIC_CONF_ >$TMP_
  fi
  while read module_; do
    cmd_line_="$cmd_line_ --enable-$module_"
  done < $TMP_

  echo "\"$cmd_line_\""

  execute "tar xzf $GRUB_SOURCE_ -C $tmp_" warn || return 1
  execute "cd $tmp_/grub*" warn || return 1
cat >preset-menu <<EOT
# Set up the serial terminal, first of all.
#serial --unit=0 --speed=19200
#terminal --timeout=0 serial

# Initialize the network.
#dhcp --with-configfile
#bootp --with-configfile
dhcp
default 0
timeout 0
title Load config from Tftp server
  configfile (nd)/menu.lst
EOT
  #execute "./configure --enable-diskless --enable-preset-menu=./preset-menu $cmd_line_" warn || read
  execute "CC=gcc-3.3 ./configure --enable-preset-menu=./preset-menu $cmd_line_" warn || read
  execute "make -j2 CC=gcc-3.3" warn || read #return 1

  local st1_="stage1/stage1"
  local st2_="stage2/stage2"
  isExistent $st1_ warn || return 1
  isExistent $st2_ warn || return 1

  execute "mv -fb $PATH_/grub.img $PATH_/grub.img.old"
  execute "cat $st1_ $st2_ > $PATH_/grub.img" warn || return 1
  return 0
}

function grubWrite
{
  local grub_title_="Grub configuration"
  $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$grub_title_" --yesno \
    "Do you want to write your grub image to /dev/fd0" 5 75 || return 1

  execute "dd if=$PATH_/grub.img of=/dev/fd0" warn || return 0
  return 1
}

function grubMultiWrite
{
  local target_=${1:-'/dev/fd0'}

  isExistent "$PATH_/grub.img" die "you must give me an image or run \"$PROG_NAME__ grubconf\""
  isExistent "$target_" die "$target_ is not a valied"
  while true; do
    echo -n "Please insert disk into $target_ and press <ENTER> (STRG-C for end)"
    read
    dd if=$PATH_/grub.img of="$target_"
  done
}
# }}}


function removeTmpFiles
{
  execute "rm -f $TMP_" warn
}

function actionClean
{
  for i in dhcpd.conf grub.img minirt26.gz; do
    execute "rm -f $PATH_/$i*"
  done

  for i in $CARDS_DETECTED_BY_DISCOVER $CONF_FILE_; do
    execute "rm -f $i"
  done

}


###
### __MAIN
###

while getopts "i:hv" opt; do
  case "$opt" in
    i) interface_=$OPTARG ;;
    h) printUsage; exit ;;
    v) let verbose_=$verbose_+1 ;;
    ?) printUsage; exit 64 ;;
  esac
done
shift $(($OPTIND - 1))  # set ARGV to the first not parsed commandline parameter
setVerbose $verbose_

case "$1" in
  help)   printUsage; exit 0 ;;
esac

checkRoot die 'You have to be root to use this program'
disableSyslog

execute "mkdir -p $PATH_" die

TMP_=`mktemp -t grml-terminalserver-config.XXXXXX` || die "Could not create tmpfile" $?
setExitFunction 'removeTmpFiles'


. $DEFAULT_CONFIG_
. $CONFIG_
# used config vars:
# MODULES_PATH_
# MODULES_PATH_ROOT_DIFF_
# KERNEL_VERSION_
# ORIGINAL_INITRD_
if [[ $MODULES_PATH_ == "" || $KERNEL_VERSION_ == "" || $ORIGINAL_INITRD_ == "" ]]; then
  warn "MODULES_PATH_=\"$MODULES_PATH_\" \
KERNEL_VERSION_=\"$KERNEL_VERSION_\" \
ORIGINAL_INITRD_=\"$ORIGINAL_INITRD_\""
  die "False configuration, please update $CONFIG_"
fi


case "$1" in
  interactive)  actionInteractive ;;
  grubConf)   grubConfig ;;
  grubConfWrite)  grubConfig && grubWrite ;;
  grubWrite)    grubWrite ;;
  grubMultiWrite)   grubMultiWrite "$2" ;;
  initrd) actionMkInitrd ;;
  clean)  actionClean ;;
  *)    actionInteractive ;;
esac

removeTmpFiles
# END OF FILE
################################################################################
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